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turning off rear o2 sensors

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Old 12-31-2010, 09:25 PM
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QuickSilver08
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turning off rear o2 sensors

I'm sick and tired of the damned ses light coming on due to my hfc's. Is there something out there I can buy to permanently fool the ecm or am I just gonna have to buck up and pay a tuner the full price just to turn them off? I've already got the non fouler's in there.
Old 01-01-2011, 10:01 AM
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EnviedG35
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Try putting some steel wool into the O2 bung. This has been used many times to fool the sensor into thinking that there isnt as much air flow, therefore not triggering the light because its picking up to much air due to the increased flow from the hfc's.
Old 01-01-2011, 01:33 PM
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TheLocNar
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Do you have bung spacers/non-foulers? (I have some that should work ahemmmm! lol)
Old 01-01-2011, 01:38 PM
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QuickSilver08
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Yup. Worked all summer but now that its gotten colder the ses keeps coming on and off. I have the codes checked every time it comes on just to make sure its not something else and its always the o2's.
Old 01-02-2011, 05:53 AM
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oreoleo
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Thanks for the steel wool tip. Is it going to stay in there and not fall out? I have 1 fouler and 2 extenders and still getting CELs. I had some work done at infiniti (battery, some gas fume valve replaced, and a ecu reprogram) and it's been 200 miles since, and haven't gotten a CEL yet. But i'm sure it will come back. Btw I have the invidia hfc, 200 cell .
Old 01-02-2011, 06:05 AM
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mikelr
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Originally Posted by QuickSilver08
I'm sick and tired of the damned ses light coming on due to my hfc's. Is there something out there I can buy to permanently fool the ecm or am I just gonna have to buck up and pay a tuner the full price just to turn them off? I've already got the non fouler's in there.
You should check that you don't have any leaks in the system upstream of the sensors.
I have Berks as well and have been running them for over 20k miles and have yet to have a CEL....
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